Global Product Recommendations 
Use
This function allows you to offer the best seller to all customers who enter your Web shop, irrespective of the target group that they belong to.
Using a global target group as reference, certain products are proposed and presented in the form of a top-n product list. All Web Shop customers belong to the global target group. In addition, you can add more products to the top-n product list manually.
See
Creating a Top n List from the BW and
Creating a Permanant Top n List.
Prerequisites
You have specified a corresponding target group in the Web shop master.
Path: Customer Relationship Management ® Internet Sales ® Maintain Web Shop